39471740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 110605824

約数和(自身を除く): 71134084

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 55, 70, 71, 76, 77, 95, 110, 133, 140, 142, 154, 190, 209, 220, 266, 284, 308, 355, 361, 380, 385, 418, 497, 532, 665, 710, 722, 770, 781, 836, 994, 1045, 1330, 1349, 1420, 1444, 1463, 1540, 1562, 1805, 1988, 2090, 2485, 2527, 2660, 2698, 2926, 3124, 3610, 3905, 3971, 4180, 4970, 5054, 5396, 5467, 5852, 6745, 7220, 7315, 7810, 7942, 9443, 9940, 10108, 10934, 12635, 13490, 14630, 14839, 15620, 15884, 18886, 19855, 21868, 25270, 25631, 26980, 27335, 27797, 29260, 29678, 37772, 39710, 47215, 50540, 51262, 54670, 55594, 59356, 74195, 79420, 94430, 102524, 103873, 109340, 111188, 128155, 138985, 148390, 179417, 188860, 207746, 256310, 277970, 281941, 296780, 358834, 415492, 512620, 519365, 555940, 563882, 717668, 897085, 1038730, 1127764, 1409705, 1794170, 1973587, 2077460, 2819410, 3588340, 3947174, 5638820, 7894348, 9867935, 19735870, 39471740]

約数ペア:

[(1, 39471740), (2, 19735870), (4, 9867935), (5, 7894348), (7, 5638820), (10, 3947174), (11, 3588340), (14, 2819410), (19, 2077460), (20, 1973587), (22, 1794170), (28, 1409705), (35, 1127764), (38, 1038730), (44, 897085), (55, 717668), (70, 563882), (71, 555940), (76, 519365), (77, 512620), (95, 415492), (110, 358834), (133, 296780), (140, 281941), (142, 277970), (154, 256310), (190, 207746), (209, 188860), (220, 179417), (266, 148390), (284, 138985), (308, 128155), (355, 111188), (361, 109340), (380, 103873), (385, 102524), (418, 94430), (497, 79420), (532, 74195), (665, 59356), (710, 55594), (722, 54670), (770, 51262), (781, 50540), (836, 47215), (994, 39710), (1045, 37772), (1330, 29678), (1349, 29260), (1420, 27797), (1444, 27335), (1463, 26980), (1540, 25631), (1562, 25270), (1805, 21868), (1988, 19855), (2090, 18886), (2485, 15884), (2527, 15620), (2660, 14839), (2698, 14630), (2926, 13490), (3124, 12635), (3610, 10934), (3905, 10108), (3971, 9940), (4180, 9443), (4970, 7942), (5054, 7810), (5396, 7315), (5467, 7220), (5852, 6745)]